/Engine/Source/Runtime/MovieScene/Public/MovieSceneCommonHelpers.h
Get weight needed to modify the global difference in order to correctly key this section due to it possibly being blended by other sections.
Returns the weight that needs to be applied to the global difference to correctly key this section.
static float CalculateWeightForBlending ( [UMovieSceneSection](API\Runtime\MovieScene\UMovieSceneSection) * SectionToKey, [FFrameNumber](API\Runtime\Core\Misc\FFrameNumber) Time )